SQL window functions provide extremely powerful and useful features that let you work with observations more easily. Different types explained here.

Dino Esposito explains JSON-to-rowset native support in SQL Server 2016 and provides a realistic perspective of data query when you have JSON data stored in the database.

Scalar functions let you encapsulate a calculation into a stored procedure-like snippet of SQL. It’s common practice to return the results of a scalar function as a column in a SELECT query.

Dynamic SQL lets you create a query string based off of user input. SQL Server allows you to create dynamic SQL statements. The statements use a SQL string varchar data type, then you execute the ...

Query Store One common problem many organizations face when upgrading versions of SQL Server is changes in the query optimizer (which happen from version to version) negatively impacting performance.